Tisham Dhar / Mbed 2 deprecated Xadow_SC16IS750_Test

Testsoftware for SC16IS750

Dependencies:   SC16IS750 USBDevice mbed

Fork of SC16IS750_Test by Wim Huiskamp

main.cpp@0:d83a90125711, 2014-01-22 (annotated)

Committer:
wim
Date:
Wed Jan 22 16:40:03 2014 +0000
Revision:
0:d83a90125711
Child:
1:f0d3984f2586
First Test version for SPI UART Bridge

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wim 0:d83a90125711 1 #include "mbed.h"
wim 0:d83a90125711 2 #include "SC16IS750.h"
wim 0:d83a90125711 3
wim 0:d83a90125711 4 //SPI Version
wim 0:d83a90125711 5 SPI spi(PTD2, PTD3, PTD1); //MOSI, MISO, SCK
wim 0:d83a90125711 6 //DigitalOut CS(PTD0); //CS
wim 0:d83a90125711 7 SC16IS750_SPI serial_spi(&spi, PTD0);
wim 0:d83a90125711 8
wim 0:d83a90125711 9 //I2C Version
wim 0:d83a90125711 10 I2C i2c(PTE0, PTE1); //SDA, SCL
wim 0:d83a90125711 11 SC16IS750_I2C serial_i2c(&i2c, DEFAULT_SC16IS750_ADDR);
wim 0:d83a90125711 12
wim 0:d83a90125711 13 DigitalOut myled1(LED_RED);
wim 0:d83a90125711 14 DigitalOut myled2(LED_GREEN);
wim 0:d83a90125711 15 //DigitalOut myled3(LED_BLUE); //same as PTD1 (SCK)
wim 0:d83a90125711 16
wim 0:d83a90125711 17 Serial pc(USBTX,USBRX);
wim 0:d83a90125711 18
wim 0:d83a90125711 19 int main() {
wim 0:d83a90125711 20 pc.printf("\nHello World!\n");
wim 0:d83a90125711 21
wim 0:d83a90125711 22 myled1 = 1; // LED Off
wim 0:d83a90125711 23 // CS = 1;
wim 0:d83a90125711 24
wim 0:d83a90125711 25 spi.format(8, 0);
wim 0:d83a90125711 26 // spi.frequency(100000);
wim 0:d83a90125711 27 // spi.frequency(500000);
wim 0:d83a90125711 28 spi.frequency(1000000);
wim 0:d83a90125711 29 // spi.frequency(1500000);
wim 0:d83a90125711 30
wim 0:d83a90125711 31 while(1) {
wim 0:d83a90125711 32 // serial_spi.writeRegister(SC16IS750::IODIR, 0x81); // direct call to new method
wim 0:d83a90125711 33
wim 0:d83a90125711 34 serial_spi.ioSetState(0x00); // indirect call to new method
wim 0:d83a90125711 35 // wait(0.5);
wim 0:d83a90125711 36 pc.putc('*');
wim 0:d83a90125711 37 }
wim 0:d83a90125711 38
wim 0:d83a90125711 39
wim 0:d83a90125711 40 #if(0)
wim 0:d83a90125711 41 while(1) {
wim 0:d83a90125711 42 CS=0;
wim 0:d83a90125711 43 spi.write(0xAA);
wim 0:d83a90125711 44 spi.write(0x81);
wim 0:d83a90125711 45 CS=1;
wim 0:d83a90125711 46 wait_us(5);
wim 0:d83a90125711 47 }
wim 0:d83a90125711 48 #endif
wim 0:d83a90125711 49
wim 0:d83a90125711 50 pc.printf("\nBye World!\n");
wim 0:d83a90125711 51 }